#include<iostream>
using namespace std;
int gcd(int a, int b)
{
	return b ? gcd(b, a % b) : a;
}
int fun(int a, int b)
{
	return (a + b - 1) / b;
}

int main()
{
	string str;
	cin >> str;
	int sum = 0;
	for (int i = 0; i < str.size(); i++) {
		sum = sum * 10 + str[i] - '0';
	}
	cout << str << endl;
	return 0;
}